. >>> chuck hagel may be confirmed today as secretary of defense, but his predecessor, leon panetta, will not be on capitol hill for the vote. anxious to retire, panetta will watch hagel's proceedings on tv from the comfort of his own home in california. >>> the senate finance committee is expected to approve the nomination of jack lew as secretary of the treasury. a confirmation vote from the full senate expected tomorrow. he replaces timothy geithner. >>> the nation's most famous surgeon general has passed away. c. everett koop was appointed by president reagan in 1981 and instrumental in changing america's views on smoking, trying to get the country to kick the habit by the year 2000. he also endorsed condoms and sex education in an effort to stop the spread of aids. he died at his home in new hampshire. dr. koop was 96 years old. >>> pope benedict has just days left as the leader of the roman catholic church and their scandal as a transition begins towards a new pope. abc's david wright reports from the vatican. >> reporter: britain's cardinal keith o'brian will not attend the co